APA

Kalakota (Ravi), . (2000). Electronic Commerce A Managers Guide. : .

Chicago

Kalakota (Ravi), . 2000. Electronic Commerce A Managers Guide. : .

Harvard

Kalakota (Ravi), . (2000). Electronic Commerce A Managers Guide. : .

MLA

Kalakota (Ravi), . Electronic Commerce A Managers Guide. : . 2000.